Through airlock for refining furnance

Details Through airlock for refining furnance Through airlock for refining furnance

1995-01-27

1997-08-12

Kastler, Scott

Metallurgical apparatus

Means for melting or vaporizing metal or treating liquefied...

By providing, treating or protecting environment, e.g., vacuum

266236, 222595, C21C 710

Patent

active

056562357

ABSTRACT:
An airlock of integral one piece construction for the trough of a refining furnace, the airlock having opposed vertical walls with portions that fit snugly within the trough opposed vertical walls and downwardly angled extensions which, with a top wall that connects the side wall extensions, define a snout whose open part projects into the molten metal in the furnace chamber to dynamically seal the trough from entry of air.

REFERENCES:
patent: 1146573 (1915-07-01), Jacobs
patent: 2621916 (1952-12-01), Murphy
patent: 3404725 (1968-10-01), Kapun
patent: 3675911 (1972-07-01), Kapun
patent: 3743263 (1973-07-01), Szekely
patent: 3870511 (1975-03-01), Szekely
patent: 4784374 (1988-11-01), Pelton
patent: 5120027 (1992-06-01), Pelton
patent: 5234202 (1993-08-01), Pelton

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